ἀλληλεγγύη

A. mutual security, ἐξ ‐ύης PFlor. 368.10 (i A. D.), POxy. 918 ii 15 (ii A. D.), etc.; τὸ τῆς ἀ. δίκαιον PCair. 67126.18.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
An open-access project